Dont use any fancy map, just cut and past the coordinates into Google Maps or Google Earth. (Its a trail so it won't show up on Google Maps Road view, you will need to switch to satellite view.) You should get the result below. (Its the green arrow)
Its 9.9 miles WNW of Ocotillo. Near Dos Cabezas Road. Its a nice remote camping spot.
There are two was to get to it. The easy
way is to turn off the highway (County Road S2 AKA Sweeny Pass Road) at this location, 32.813428° -116.141830° Its 10.8 miles north of Ocotillo along S2.
The "hard way" is from Dos Cabezas Road at this location. 32.749583° -116.146718°
You can camp at Dos Cabezas but this place will get you solitude.
If all else fails try this link I made for you.
http://maps.google.com/maps/ms?ie=UTF8& ... 6482079493